Saint Helena vs Tonga: Electricity generation from hydropower

Saint Helena

0 terawatt-hours

in 2023

Tonga

0 terawatt-hours

in 2024

Saint Helena rank

154th

Tonga rank

154th

Electricity generation from hydropower over time

Saint Helena currently reports 0 terawatt-hours against 0 terawatt-hours in Tonga, a difference of 0 terawatt-hours.

Across all 24 years both countries report, Tonga has been ahead every year.

Saint Helena ranks 154th and Tonga ranks 154th of 214 countries.

Indicator: Electricity generation from hydropower
Unit: terawatt-hours
Source: Ember (2026) and other sources – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 217 places, 7,927 data points, 1920–2025
Last refreshed: 07 August 2026

Measured in terawatt-hours.